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This September has been the cleanest air for Delhiites in the last nine years!
According to a TOI report, DPCC data from 2011 to 2019 reveals that both the average PM2.5 and PM10 levels were within safe limits this September - which has happened for the first time in nine years.
Here's what the average AQI has been in the past few years:
September 2015: 194
September 2016: 162
September 2017: 139
September 2018: 112
September 2019: 98
Yes, Delhi recorded its lowest AQI of 98 this year — which for the first time since this data has been collected, has been termed “satisfactory”.
Sample this:
This year, the average PM10 level was 99 microgram per cubic metre (as against a safe standard of 100). In 2015, the average PM10 level was 239 microgram per cubic metre. Showing a decline of 58%.
Average PM 2.5 level in 2015 was 72 microgram; this year, the level was recorded at just 40 microgram per cubic metre, well below the safe limit of 60. Showing a decline of 44%.
So if you thought the city was suddenly feeling less like a gas chamber, you are not alone.
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Published: 03 Oct 2019,12:25 PM IST